Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 5.741 5.468/6.3 5.883 ± 0.46
ea02 1342 1342/1342 1342 ± 0 6.282 5.808/6.768 6.355 ± 0.6283
ea04 1342 1342/1342 1342 ± 0.00003933 5.269 5.039/5.849 5.333 ± 0.7392
ea05 1342 1342/1342 1342 ± 0.000006084 5.462 5.08/6.118 5.518 ± 0.7664
ea06 1342 1342/1342 1342 ± 0 4.887 4.787/5.306 5.03 ± 0.3144
ea07 1342 1342/1342 1342 ± 0.00001681 6.124 5.751/6.445 6.082 ± 0.6936
ea08 1342 1342/1342 1342 ± 0 6.489 5.956/7.005 6.542 ± 0.708
ea09 1342 1342/1342 1342 ± 0 5.838 5.367/6.617 5.796 ± 0.8579
ea10 1342 1342/1342 1342 ± 0.00002749 6.07 5.575/6.715 6.041 ± 0.8352
ea11 1342 1342/1342 1342 ± 0.000001969 5.937 5.428/6.741 6.147 ± 0.8436
ea12 1342 1342/1342 1342 ± 0.00001677 5.667 5.499/6.527 5.775 ± 0.9859
ea13 1342 1342/1342 1342 ± 0.00000942 6.034 5.723/6.541 6.041 ± 0.8756
ea14 1342 1342/1342 1342 ± 0.00002035 5.8 5.355/6.514 5.706 ± 0.8109
ea15 1342 1342/1342 1342 ± 0.0000301 5.557 5.341/6.422 5.704 ± 0.9258
ea16 1342 1342/1342 1342 ± 0.000006542 6.018 5.671/6.755 5.96 ± 0.9279
ea17 1342 1342/1342 1342 ± 0 6.119 5.738/6.957 6.29 ± 0.6125
ea18 1342 1342/1342 1342 ± 0 5.334 4.964/5.758 5.387 ± 0.4262
ea19 1342 1342/1342 1342 ± 0.000006798 5.792 5.591/6.596 5.864 ± 0.8636
ea20 1342 1342/1342 1342 ± 0.000001339 5.927 5.815/6.894 6.134 ± 0.9359
ea21 1342 1342/1342 1342 ± 0.00001956 5.609 5.322/6.322 5.596 ± 0.8189
ea22 1342 1342/1342 1342 ± 0 5.563 5.243/6.41 5.772 ± 0.7589
ea23 1342 1342/1342 1342 ± 0.00002401 6.079 5.673/6.782 6.085 ± 0.803
ea25 1342 1342/1342 1342 ± 0.000004243 5.967 5.506/6.604 6.052 ± 0.5866
ea26 1342 1342/1342 1342 ± 0.00001718 6.142 5.862/7.087 6.272 ± 0.9165
ea27 1342 1342/1342 1342 ± 0.00002716 5.712 5.379/6.503 5.821 ± 0.7792
ea28 1342 1342/1342 1342 ± 0.000003743 6.154 5.719/6.777 6.306 ± 0.6198
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
2 1342 1342/1342 1342 ± 0.00002349 5.471 5.317/5.835 5.495 ± 0.2985
5 1342 1342/1342 1342 ± 0.00002393 5.572 5.361/5.753 5.559 ± 0.3072
6 1342 1342/1342 1342 ± 0.00002393 5.561 5.359/5.693 5.532 ± 0.287
7 1342 1342/1342 1342 ± 0.00002349 5.566 5.443/5.735 5.518 ± 0.2939
8 1342 1342/1342 1342 ± 0.00002349 5.585 5.373/5.698 5.498 ± 0.3266
9 1342 1342/1342 1342 ± 0.00002349 5.773 5.498/6.035 5.719 ± 0.3565
10 1342 1342/1342 1342 ± 0.00002349 6.22 5.974/6.451 6.172 ± 0.391
11 1342 1342/1342 1342 ± 0.00002349 6.495 6.319/6.629 6.404 ± 0.3704
12 1342 1342/1342 1342 ± 0.00002349 6.617 6.388/6.795 6.506 ± 0.5083
13 1342 1342/1342 1342 ± 0.00002349 6.967 6.602/7.15 6.865 ± 0.4378
14 1342 1342/1342 1342 ± 0.00003209 6.844 6.328/7.192 6.744 ± 0.5612
15 1342 1342/1342 1342 ± 0.00002381 6.774 6.487/7.055 6.67 ± 0.568
16 1342 1342/1342 1342 ± 0.0000457 4.006 3.859/4.176 4.02 ± 0.1967
17 1342 1342/1342 1342 ± 0.00005091 4.015 3.881/4.137 4.015 ± 0.1793
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-11-19 04:36:41.185
End
2024-11-19 05:25:15.304
Duration
0:48:34.120
Note, WebLog generation is not included in the time.

CASA logs for stage 8